Lubuntu 14.04 wireless problem.

Asked by Harold Heinbaugh

Wireless Connection:

Was able to load printer and print test page via wireless router
connection. Can see router but cannot connect via browser. I have listed “ifconfig” and “iwconfig” for wireless and wired connections. Can you advise how to correct my settings?

This Gateway Laptop has been running on Ubuntu since 12.04 using various USB adapters including the current adapter. This problem has presented itself since updating to Ubuntu 14.04. I have tried loading Xubuntu, Mint and Lubuntu. All devs give the same result... the wireless connection appears normal, but cannot maintain a stable connection through the browser using Firefox. Wired connection is just fine.

          UP BROADCAST MULTICAST MTU:1500 Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

lo Link encap:Local Loopback
          inet addr:127.0.0.1 Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING MTU:65536 Metric:1
          RX packets:2200 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2200 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:169968 (169.9 KB) TX bytes:169968 (169.9 KB)

wlan0 Link encap:Ethernet HWaddr 00:02:72:9e:f1:47
          inet addr:192.168.1.117 Bcast:192.168.1.255 Mask:255.255.255.0
          inet6 addr: 2002:6166:395:0:202:72ff:fe9e:f147/64 Scope:Global
          inet6 addr: 2002:6166:395:0:1950:ff14:fd12:19ca/64 Scope:Global
          inet6 addr: fe80::202:72ff:fe9e:f147/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:1036 errors:0 dropped:16 overruns:0 frame:0
          TX packets:271 errors:0 dropped:1 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:247370 (247.3 KB) TX bytes:1729930 (1.7 MB)

cheryl@cheryl-Gateway-400SD4:~$

cheryl@cheryl-Gateway-400SD4:~$ iwconfig
wlan0 IEEE 802.11bgn ESSID:"Yemaya" Nickname:"rtl_wifi"
          Mode:Managed Frequency:2.437 GHz Access Point: 68:7F:74:C6:36:99
          Bit Rate:150 Mb/s Sensitivity:0/0
          Retry:off RTS thr:off Fragment thr:off
          Power Management:off
          Link Quality=100/100 Signal level=100/100 Noise level=0/100
          Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
          Tx excessive retries:0 Invalid misc:0 Missed beacon:0

lo no wireless extensions.

eth0 no wireless extensions.

cheryl@cheryl-Gateway-400SD4:~$

Wired Connection:

All internet functions and connections seem to work without problems.

cheryl@cheryl-Gateway-400SD4:~$ ifconfig
eth0 Link encap:Ethernet HWaddr 00:e0:b8:4f:37:76
          inet addr:192.168.1.137 Bcast:192.168.1.255 Mask:255.255.255.0
          inet6 addr: 2002:6166:395:0:2dca:77ce:74e7:b465/64 Scope:Global
          inet6 addr: 2002:6166:395:0:2e0:b8ff:fe4f:3776/64 Scope:Global
          inet6 addr: fe80::2e0:b8ff:fe4f:3776/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:6020 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4098 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:5471249 (5.4 MB) TX bytes:644749 (644.7 KB)

lo Link encap:Local Loopback
          inet addr:127.0.0.1 Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING MTU:65536 Metric:1
          RX packets:1034 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1034 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:97762 (97.7 KB) TX bytes:97762 (97.7 KB)

wlan0 Link encap:Ethernet HWaddr 00:02:72:9e:f1:47
          inet addr:192.168.1.117 Bcast:192.168.1.255 Mask:255.255.255.0
          inet6 addr: 2002:6166:395:0:202:72ff:fe9e:f147/64 Scope:Global
          inet6 addr: 2002:6166:395:0:c917:dad2:6f4d:b9bf/64 Scope:Global
          inet6 addr: fe80::202:72ff:fe9e:f147/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:558 errors:0 dropped:1 overruns:0 frame:0
          TX packets:19 errors:0 dropped:1 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:151660 (151.6 KB) TX bytes:2805 (2.8 KB)

cheryl@cheryl-Gateway-400SD4:~$

cheryl@cheryl-Gateway-400SD4:~$ iwconfig
wlan0 IEEE 802.11bgn ESSID:"Yemaya" Nickname:"rtl_wifi"
          Mode:Managed Frequency:2.437 GHz Access Point: 68:7F:74:C6:36:99
          Bit Rate:150 Mb/s Sensitivity:0/0
          Retry:off RTS thr:off Fragment thr:off
          Power Management:off
          Link Quality=100/100 Signal level=100/100 Noise level=0/100
          Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
          Tx excessive retries:0 Invalid misc:0 Missed beacon:0

lo no wireless extensions.

eth0 no wireless extensions.

cheryl@cheryl-Gateway-400SD4:~$

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Revision history for this message
actionparsnip (andrew-woodhead666) said :
#1

The distributions all have exactly the same base, so trying them doesn't change anything on your system except the default colour scheme and a few default applications........

You have a lot of output but you haven't actually said what wireless chip you are using, which we need.

What is the output of:

sudo lshw -C network; lsb_release -a; uname -a; sudo iwlist scan

Thanks

Revision history for this message
Mark Rijckenberg (markrijckenberg) said :
#2

The following procedure applies to all supported releases of Ubuntu that are NOT End of Life (EOL) in the following table:

https://wiki.ubuntu.com/Releases

Please first connect your network card to the wireless router using an ethernet cable (also known as a LAN cable) and apply all updates.

In order to gather essential troubleshooting information about your wireless card, please follow this procedure:

Step 1

In the Ubuntu Terminal console , make sure that unlimited scrolling is enabled:

click on Edit > Profiles > "Default" profile > Scrolling. Choose "Unlimited" as scrolling option. Click Close and Close again.

If you are using the Gnome interface, open the Terminal console via "Applications->Accessories->Terminal"

If you are using the Unity interface (default graphical user interface in Ubuntu), use the 'search' function on the dash. Or you can click on the 'More Apps' button, click on the 'See more results' by the installed section, and find it in that list of applications. A third way, available after you click on the 'More Apps' button, is to go to the search bar, and see that the far right end of it says 'All Applications'. You then click on that, and you'll see the full list. Then you can go to Accessories > Terminal after that.

So the methods in Unity are:

Press CTRL-ALT-T key combination.

Dash > Search for Terminal

Dash > More Apps > 'See More Results' > Terminal

Dash > More Apps > Accessories > Terminal

Step 2

Please copy-paste the following diagnostic command from the

https://help.ubuntu.com/community/WirelessTroubleshootingProcedure

website using a web browser (like Google Chromium or Mozilla Firefox) into the Linux Terminal. The command STARTS with the word sudo and ENDS with the word lsmod. So please copy-paste the ENTIRE diagnostic command below from the web browser into a Terminal, press <enter>, then enter password when sudo asks for password, then press enter again.

Tip: If you have a wheel mouse or 3 button mouse you do not need to type commands into the Terminal. Highlight the diagnostic command written on the page. Move your cursor anywhere in the Terminal and press the wheel or middle button. Automatic Copy and paste! No spelling mistakes! No Typos! No other errors!

sudo apt-get update; sudo apt-get install hwinfo grep rfkill; sudo lshw -C network; rfkill list; sudo iwlist scan | egrep -i 'chan|ssid'; cat /etc/network/interfaces; cat /etc/lsb-release; lspci -nnk | grep -iA2 net; lsusb; nmcli nm status; sudo lshw -short; uname -a; sudo updatedb; dmesg | egrep '02:00|80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|ireless|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|ound|p54|prism|rror|rtl|RTL|rt2|RT2|rt3|RT3|rt5|RT5|rt6|RT6|rt7|RT7|usb|witch|wl';sudo dmidecode|egrep 'anufact|roduct|erial|elease'; iwconfig; cat /etc/modprobe.d/* | egrep '80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|p54|prism|rtl|rt2|rt3|rt6|rt7|wmi|witch|wl'; cat /var/lib/NetworkManager/NetworkManager.state; sudo hwinfo --netcard ; ps -aux|egrep 'wpa|icd|etwork'; netstat -rn ; cat /etc/resolv.conf; ls -lia /boot; grep tmpfs /etc/fstab; ubuntu-support-status; sudo lsmod

Step 3

Please do NOT attempt to send any attachment(s). Please copy/paste the full terminal output at this location: https://answers.launchpad.net/ubuntu/+question/255506

The troubleshooters at Launchpad need to see the full Terminal output from running the above diagnostic command.

Revision history for this message
Harold Heinbaugh (hheinbaugh2) said :
#3

cheryl@cheryl-Gateway-400SD4:~$ sudo apt-get update; sudo apt-get install hwinfo grep rfkill; sudo lshw -C network; rfkill list; sudo iwlist scan | egrep -i 'chan|ssid'; cat /etc/network/interfaces; cat /etc/lsb-release; lspci -nnk | grep -iA2 net; lsusb; nmcli nm status; sudo lshw -short; uname -a; sudo updatedb; dmesg | egrep '02:00|80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|ireless|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|ound|p54|prism|rror|rtl|RTL|rt2|RT2|rt3|RT3|rt5|RT5|rt6|RT6|rt7|RT7|usb|witch|wl';sudo dmidecode|egrep 'anufact|roduct|erial|elease'; iwconfig; cat /etc/modprobe.d/* | egrep '80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|p54|prism|rtl|rt2|rt3|rt6|rt7|wmi|witch|wl'; cat /var/lib/NetworkManager/NetworkManager.state; sudo hwinfo --netcard ; ps -aux|egrep 'wpa|icd|etwork'; netstat -rn ; cat /etc/resolv.conf; ls -lia /boot; grep tmpfs /etc/fstab; ubuntu-support-status; sudo lsmod
[sudo] password for cheryl:
Ign http://us.archive.ubuntu.com trusty InRelease
Ign http://us.archive.ubuntu.com trusty-updates InRelease
Ign http://us.archive.ubuntu.com trusty-backports InRelease
Ign http://archive.canonical.com trusty InRelease
Ign http://us.archive.ubuntu.com trusty-security InRelease
Hit http://us.archive.ubuntu.com trusty Release.gpg
Hit http://archive.canonical.com trusty Release.gpg
Get:1 http://us.archive.ubuntu.com trusty-updates Release.gpg [933 B]
Get:2 http://us.archive.ubuntu.com trusty-backports Release.gpg [933 B]
Get:3 http://us.archive.ubuntu.com trusty-security Release.gpg [933 B]
Hit http://archive.canonical.com trusty Release
Hit http://us.archive.ubuntu.com trusty Release
Get:4 http://us.archive.ubuntu.com trusty-updates Release [59.7 kB]
Get:5 http://us.archive.ubuntu.com trusty-backports Release [59.7 kB]
Hit http://archive.canonical.com trusty/partner Sources
Get:6 http://us.archive.ubuntu.com trusty-security Release [59.7 kB]
Hit http://us.archive.ubuntu.com trusty/main Sources
Hit http://archive.canonical.com trusty/partner i386 Packages
Hit http://us.archive.ubuntu.com trusty/restricted Sources
Hit http://us.archive.ubuntu.com trusty/universe Sources
Hit http://archive.canonical.com trusty/partner Translation-en
Hit http://us.archive.ubuntu.com trusty/multiverse Sources
Hit http://us.archive.ubuntu.com trusty/main i386 Packages
Hit http://us.archive.ubuntu.com trusty/restricted i386 Packages
Hit http://us.archive.ubuntu.com trusty/universe i386 Packages
Hit http://us.archive.ubuntu.com trusty/multiverse i386 Packages
Hit http://us.archive.ubuntu.com trusty/main Translation-en
Hit http://us.archive.ubuntu.com trusty/multiverse Translation-en
Hit http://us.archive.ubuntu.com trusty/restricted Translation-en
Hit http://us.archive.ubuntu.com trusty/universe Translation-en
Get:7 http://us.archive.ubuntu.com trusty-updates/main Sources [126 kB]
Get:8 http://us.archive.ubuntu.com trusty-updates/restricted Sources [1,408 B]
Get:9 http://us.archive.ubuntu.com trusty-updates/universe Sources [86.7 kB]
Get:10 http://us.archive.ubuntu.com trusty-updates/multiverse Sources [3,531 B]
Get:11 http://us.archive.ubuntu.com trusty-updates/main i386 Packages [334 kB]
Get:12 http://us.archive.ubuntu.com trusty-updates/restricted i386 Packages [5,820 B]
Get:13 http://us.archive.ubuntu.com trusty-updates/universe i386 Packages [211 kB]
Get:14 http://us.archive.ubuntu.com trusty-updates/multiverse i386 Packages [9,532 B]
Hit http://us.archive.ubuntu.com trusty-updates/main Translation-en
Hit http://us.archive.ubuntu.com trusty-updates/multiverse Translation-en
Hit http://us.archive.ubuntu.com trusty-updates/restricted Translation-en
Hit http://us.archive.ubuntu.com trusty-updates/universe Translation-en
Get:15 http://us.archive.ubuntu.com trusty-backports/main Sources [4,760 B]
Get:16 http://us.archive.ubuntu.com trusty-backports/restricted Sources [14 B]
Get:17 http://us.archive.ubuntu.com trusty-backports/universe Sources [14.1 kB]
Get:18 http://us.archive.ubuntu.com trusty-backports/multiverse Sources [1,883 B]
Get:19 http://us.archive.ubuntu.com trusty-backports/main i386 Packages [6,379 B]
Get:20 http://us.archive.ubuntu.com trusty-backports/restricted i386 Packages [14 B]
Get:21 http://us.archive.ubuntu.com trusty-backports/universe i386 Packages [17.4 kB]
Get:22 http://us.archive.ubuntu.com trusty-backports/multiverse i386 Packages [1,235 B]
Hit http://us.archive.ubuntu.com trusty-backports/main Translation-en
Hit http://us.archive.ubuntu.com trusty-backports/multiverse Translation-en
Hit http://us.archive.ubuntu.com trusty-backports/restricted Translation-en
Hit http://us.archive.ubuntu.com trusty-backports/universe Translation-en
Get:23 http://us.archive.ubuntu.com trusty-security/main Sources [46.7 kB]
Get:24 http://us.archive.ubuntu.com trusty-security/restricted Sources [14 B]
Get:25 http://us.archive.ubuntu.com trusty-security/universe Sources [10.8 kB]
Get:26 http://us.archive.ubuntu.com trusty-security/multiverse Sources [700 B]
Get:27 http://us.archive.ubuntu.com trusty-security/main i386 Packages [141 kB]
Get:28 http://us.archive.ubuntu.com trusty-security/restricted i386 Packages [14 B]
Get:29 http://us.archive.ubuntu.com trusty-security/universe i386 Packages [49.0 kB]
Get:30 http://us.archive.ubuntu.com trusty-security/multiverse i386 Packages [1,398 B]
Hit http://us.archive.ubuntu.com trusty-security/main Translation-en
Hit http://us.archive.ubuntu.com trusty-security/multiverse Translation-en
Hit http://us.archive.ubuntu.com trusty-security/restricted Translation-en
Hit http://us.archive.ubuntu.com trusty-security/universe Translation-en
Ign http://extras.ubuntu.com trusty InRelease
Hit http://extras.ubuntu.com trusty Release.gpg
Hit http://extras.ubuntu.com trusty Release
Ign http://us.archive.ubuntu.com trusty/main Translation-en_US
Ign http://us.archive.ubuntu.com trusty/multiverse Translation-en_US
Hit http://extras.ubuntu.com trusty/main Sources
Ign http://us.archive.ubuntu.com trusty/restricted Translation-en_US
Ign http://us.archive.ubuntu.com trusty/universe Translation-en_US
Hit http://extras.ubuntu.com trusty/main i386 Packages
Ign http://extras.ubuntu.com trusty/main Translation-en_US
Ign http://extras.ubuntu.com trusty/main Translation-en
Fetched 1,255 kB in 21s (59.4 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package hwinfo is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source

E: Package 'hwinfo' has no installation candidate
  *-network
       description: Ethernet interface
       product: 82801CAM (ICH3) PRO/100 VE (LOM) Ethernet Controller
       vendor: Intel Corporation
       physical id: 8
       bus info: pci@0000:02:08.0
       logical name: eth0
       version: 42
       serial: 00:e0:b8:4f:37:76
       size: 100Mbit/s
       capacity: 100Mbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e100 driverversion=3.5.24-k2-NAPI duplex=full ip=192.168.1.137 latency=66 link=yes maxlatency=56 mingnt=8 multicast=yes port=MII speed=100Mbit/s
       resources: irq:10 memory:e8205000-e8205fff ioport:3c00(size=64)
  *-network
       description: Wireless interface
       physical id: 1
       bus info: usb@1:2
       logical name: wlan0
       serial: 00:02:72:9e:f1:47
       capabilities: ethernet physical wireless
       configuration: broadcast=yes driver=r8712u ip=192.168.1.117 multicast=yes wireless=IEEE 802.11bgn
                    ESSID:"RICK"
                    Frequency:2.412 GHz (Channel 1)
                    ESSID:"ATT473"
                    Frequency:2.412 GHz (Channel 1)
                    ESSID:"Yemaya"
                    Frequency:2.437 GHz (Channel 6)
                    ESSID:"Callahan"
                    Frequency:2.437 GHz (Channel 6)
                    ESSID:"BHN303"
                    Frequency:2.462 GHz (Channel 11)
lo Interface doesn't support scanning.

eth0 Interface doesn't support scanning.

                    ESSID:"BHN404"
                    Frequency:2.462 GHz (Channel 11)
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.1 LTS"
02:08.0 Ethernet controller [0200]: Intel Corporation 82801CAM (ICH3) PRO/100 VE (LOM) Ethernet Controller [8086:1031] (rev 42)
 Subsystem: Gateway, Inc. Device [107b:0401]
 Kernel driver in use: e100
Bus 001 Device 002: ID 0bda:8172 Realtek Semiconductor Corp. RTL8191SU 802.11n WLAN Adapter
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
RUNNING STATE WIFI-HARDWARE WIFI WWAN-HARDWARE WWAN
running connected enabled enabled enabled disabled
H/W path Device Class Description
======================================================
                            system Gateway 400SD4
/0 bus Gateway 400SD4
/0/0 memory 106KiB BIOS
/0/4 processor Intel(R) Pentium(R) 4 CPU 2.40GHz
/0/4/8 memory 8KiB L1 cache
/0/4/9 memory 512KiB L2 cache
/0/10 memory 512MiB System Memory
/0/10/0 memory 256MiB DIMM SRAM Synchronous 200 MHz
/0/10/1 memory 256MiB DIMM SRAM Synchronous 200 MHz
/0/100 bridge 82845 845 [Brookdale] Chipset Host Br
/0/100/1 bridge 82845 845 [Brookdale] Chipset AGP Bri
/0/100/1/0 display RV100/M6 [Rage/Radeon Mobility Series
/0/100/1d bus 82801CA/CAM USB Controller #1
/0/100/1e bridge 82801 Mobile PCI Bridge
/0/100/1e/2 bridge OZ601/6912/711E0 CardBus/SmartCardBus
/0/100/1e/3 multimedia ES1988 Allegro-1
/0/100/1e/5 bus TSB43AB21 IEEE-1394a-2000 Controller
/0/100/1e/8 eth0 network 82801CAM (ICH3) PRO/100 VE (LOM) Ethe
/0/100/1f bridge 82801CAM ISA Bridge (LPC)
/0/100/1f.1 storage 82801CAM IDE U100 Controller
/0/100/1f.3 bus 82801CA/CAM SMBus Controller
/0/100/1f.6 communication 82801CA/CAM AC'97 Modem Controller
/0/1 scsi0 storage
/0/1/0.0.0 /dev/sda disk 30GB IC25N030ATCS04-0
/0/1/0.0.0/1 /dev/sda1 volume 27GiB EXT4 volume
/0/1/0.0.0/2 /dev/sda2 volume 509MiB Extended partition
/0/1/0.0.0/2/5 /dev/sda5 volume 509MiB Linux swap / Solaris partition
/0/2 scsi1 storage
/0/2/0.0.0 /dev/cdrom disk RW/DVD GCC-4240N
/1 wlan0 network Wireless interface
Linux cheryl-Gateway-400SD4 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:30:01 UTC 2014 i686 i686 i686 GNU/Linux
[ 0.000000] Found optimal setting for mtrr clean up
[ 0.000000] APIC: switched to apic NOOP
[ 0.080726] ACPI: No dock devices found.
[ 0.098682] Found 1 acpi root devices
[ 0.100090] usbcore: registered new interface driver usbfs
[ 0.100106] usbcore: registered new interface driver hub
[ 0.100157] usbcore: registered new device driver usb
[ 0.100925] Switched to clocksource pit
[ 0.117700] pnp: PnP ACPI: found 9 devices
[ 0.155044] Switched to clocksource acpi_pm
[ 0.156602] pci 0000:02:08.0: Firmware left e100 interrupts enabled; disabling
[ 0.903882] Console: switching to colour frame buffer device 128x48
[ 0.988748] input: Lid Switch as /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input0
[ 0.988955] ACPI: Lid Switch [LID]
[ 1.105378] usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.105383] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.105387] usb usb1: Product: UHCI Host Controller
[ 1.105390] usb usb1: Manufacturer: Linux 3.13.0-37-generic uhci_hcd
[ 1.105486] usb usb1: SerialNumber: 0000:00:1d.0
[ 1.106040] hub 1-0:1.0: USB hub found
[ 1.209430] Loaded X.509 cert 'Magrathea: Glacier signing key: 7acf8ed948d77b6a80f24f59d5d8ed0387aab426'
[ 1.223232] IMA: No TPM chip found, activating TPM-bypass!
[ 1.355712] isapnp: No Plug & Play device found
[ 1.362577] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 1.420621] usb 1-2: new full-speed USB device number 2 using uhci_hcd
[ 1.649636] usb 1-2: New USB device found, idVendor=0bda, idProduct=8172
[ 1.649639] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 1.649641] usb 1-2: Product: RTL8191S WLAN Adapter
[ 1.649643] usb 1-2: Manufacturer: Manufacturer Realtek
[ 1.649644] usb 1-2: SerialNumber: 00e04c000001
[ 1.665801] e100 0000:02:08.0 eth0: addr 0xe8205000, irq 10, MAC addr 00:e0:b8:4f:37:76
[ 8.752675] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 11.532109] lp: driver loaded but no devices found
[ 16.320162] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro
[ 16.588915] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 17.788380] yenta_cardbus 0000:02:02.0: CardBus bridge found [107b:0401]
[ 19.320790] r8712u: register rtl8712_netdev_ops to netdev_ops
[ 19.320796] usb 1-2: r8712u: USB_SPEED_LOW with 4 endpoints
[ 19.322008] usb 1-2: r8712u: Boot from EFUSE: Autoload OK
[ 19.900497] Console: switching to colour dummy device 80x25
[ 21.092417] Console: switching to colour frame buffer device 128x48
[ 23.743254] usb 1-2: r8712u: CustomerID = 0x0000
[ 23.743259] usb 1-2: r8712u: MAC Address from efuse = 00:02:72:9e:f1:47
[ 23.743262] usb 1-2: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin"
[ 23.745409] usbcore: registered new interface driver r8712u
[ 42.149726] cfg80211: Calling CRDA to update world regulatory domain
[ 43.031032] r8712u 1-2:1.0 wlan0: 1 RCR=0x153f00e
[ 43.034024] r8712u 1-2:1.0 wlan0: 2 RCR=0x553f00e
[ 43.157041] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 43.157409] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 43.464998] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 43.468163] cfg80211: World regulatory domain updated:
[ 43.468166] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 43.468168] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 43.468170] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 43.468172] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 43.468173] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 43.468175] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 43.581081] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 43.581735] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 43.584215] e100 0000:02:08.0 eth0: NIC Link is Up 100 Mbps Full Duplex
[ 43.584329] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 65.624207] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 65.632669] r8712u 1-2:1.0 wlan0: r8712_got_addbareq_event_callback: mac = 68:7f:74:c6:36:99, seq = 0, tid = 0
[ 66.190198] r8712u 1-2:1.0 wlan0: r8712_got_addbareq_event_callback: mac = 68:7f:74:c6:36:99, seq = 0, tid = 0
 Release Date: 10/01/2002
  Serial services are supported (int 14h)
 Manufacturer: Gateway
 Product Name: Gateway 400SD4
 Serial Number: 0029186689
 Manufacturer: Gateway
 Product Name: Gateway 400SD4
 Serial Number:
 Manufacturer: Gateway
 Serial Number:
 Manufacturer: Intel
 Serial Number: Not Specified
 Manufacturer: Not Specified
 Serial Number: Not Specified
 Manufacturer: Not Specified
 Serial Number: Not Specified
wlan0 IEEE 802.11bgn ESSID:"Yemaya" Nickname:"rtl_wifi"
          Mode:Managed Frequency:2.437 GHz Access Point: 68:7F:74:C6:36:99
          Bit Rate:72 Mb/s Sensitivity:0/0
          Retry:off RTS thr:off Fragment thr:off
          Power Management:off
          Link Quality=100/100 Signal level=100/100 Noise level=0/100
          Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
          Tx excessive retries:0 Invalid misc:0 Missed beacon:0

lo no wireless extensions.

eth0 no wireless extensions.

install snd-rawmidi /sbin/modprobe --ignore-install snd-rawmidi $CMDLINE_OPTS && { /sbin/modprobe --quiet --use-blacklist snd-seq-midi ; : ; }
# which ath5k cannot recover. To prevent this condition, stop
blacklist ath_pci
blacklist eth1394
# replaced by p54pci
blacklist prism54
# replaced by b43 and ssb.
blacklist bcm43xx
blacklist uart6850
blacklist twl4030_wdt
# /etc/modprobe.d/iwlwifi.conf
# iwlwifi will dyamically load either iwldvm or iwlmvm depending on the
# microcode file installed on the system. When removing iwlwifi, first
# remove the iwl?vm module and then iwlwifi.
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
WimaxEnabled=true
sudo: hwinfo: command not found
root 740 0.0 0.9 54732 4944 ? Ssl 17:15 0:00 NetworkManager
root 860 0.0 0.1 5520 748 ? S 17:15 0:00 /sbin/dhclient -d -sf /usr/lib/NetworkManager/nm-dhcp-client.action -pf /run/sendsigs.omit.d/network-manager.dhclient-eth0.pid -lf /var/lib/NetworkManager/dhclient-02450168-e1a9-48c8-994c-2d9e86b577f3-eth0.lease -cf /var/lib/NetworkManager/dhclient-eth0.conf eth0
root 886 0.0 0.3 6916 1584 ? Ss 17:16 0:00 /sbin/wpa_supplicant -B -P /run/sendsigs.omit.d/wpasupplicant.pid -u -s -O /var/run/wpa_supplicant
nobody 1013 0.0 0.2 6776 1296 ? S 17:16 0:00 /usr/sbin/dnsmasq --no-resolv --keep-in-foreground --no-hosts --bind-interfaces --pid-file=/run/sendsigs.omit.d/network-manager.dnsmasq.pid --listen-address=127.0.1.1 --conf-file=/var/run/NetworkManager/dnsmasq.conf --cache-size=0 --proxy-dnssec --enable-dbus=org.freedesktop.NetworkManager.dnsmasq --conf-dir=/etc/NetworkManager/dnsmasq.d
root 1333 0.0 0.4 5520 2388 ? S 17:16 0:00 /sbin/dhclient -d -sf /usr/lib/NetworkManager/nm-dhcp-client.action -pf /run/sendsigs.omit.d/network-manager.dhclient-wlan0.pid -lf /var/lib/NetworkManager/dhclient-605bb5e7-ace0-4414-ac3e-18359fff832b-wlan0.lease -cf /var/lib/NetworkManager/dhclient-wlan0.conf wlan0
cheryl 2247 0.0 0.1 5656 772 pts/0 S+ 17:35 0:00 egrep --color=auto wpa|icd|etwork
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 eth0
192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
# DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
nameserver 127.0.1.1
search cfl.rr.com
total 56372
523265 drwxr-xr-x 3 root root 4096 Oct 8 17:04 .
     2 drwxr-xr-x 22 root root 4096 Oct 8 17:01 ..
523269 -rw-r--r-- 1 root root 1166929 Jul 15 01:06 abi-3.13.0-32-generic
538926 -rw-r--r-- 1 root root 1168706 Sep 22 18:42 abi-3.13.0-37-generic
523270 -rw-r--r-- 1 root root 169732 Jul 15 01:06 config-3.13.0-32-generic
538928 -rw-r--r-- 1 root root 169782 Sep 22 18:42 config-3.13.0-37-generic
523267 drwxr-xr-x 5 root root 4096 Oct 8 17:03 grub
525050 -rw-r--r-- 1 root root 18707929 Oct 1 16:47 initrd.img-3.13.0-32-generic
542692 -rw-r--r-- 1 root root 18726551 Oct 8 17:04 initrd.img-3.13.0-37-generic
523271 -rw-r--r-- 1 root root 176500 Mar 12 2014 memtest86+.bin
523272 -rw-r--r-- 1 root root 178176 Mar 12 2014 memtest86+.elf
523273 -rw-r--r-- 1 root root 178680 Mar 12 2014 memtest86+_multiboot.bin
523268 -rw------- 1 root root 2693057 Jul 15 01:06 System.map-3.13.0-32-generic
538925 -rw------- 1 root root 2697489 Sep 22 18:42 System.map-3.13.0-37-generic
543343 -rw-r--r-- 1 root root 5820336 Jul 22 19:09 vmlinuz-3.13.0-32-generic
538927 -rw------- 1 root root 5828976 Sep 22 18:42 vmlinuz-3.13.0-37-generic
Support status summary of 'cheryl-Gateway-400SD4':

You have 151 packages (13.0%) supported until May 2017 (3y)
You have 4 packages (0.3%) supported until July 2015 (9m)
You have 1000 packages (86.3%) supported until May 2019 (5y)

You have 0 packages (0.0%) that can not/no-longer be downloaded
You have 4 packages (0.3%) that are unsupported

Run with --show-unsupported, --show-supported or --show-all to see more details
Module Size Used by
cfg80211 409394 0
bnep 18895 2
rfcomm 53664 0
bluetooth 342208 10 bnep,rfcomm
snd_maestro3 22845 1
snd_ac97_codec 105709 1 snd_maestro3
ac97_bus 12642 1 snd_ac97_codec
radeon 1420614 2
snd_pcm 85501 2 snd_ac97_codec,snd_maestro3
snd_page_alloc 14230 1 snd_pcm
snd_seq_midi 13132 0
r8712u 158706 0
snd_seq_midi_event 14475 1 snd_seq_midi
snd_rawmidi 25135 1 snd_seq_midi
snd_seq 55383 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 14137 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 28584 2 snd_pcm,snd_seq
ttm 72725 1 radeon
drm_kms_helper 48868 1 radeon
snd 60939 10 snd_ac97_codec,snd_timer,snd_pcm,snd_seq,snd_rawmidi,snd_maestro3,snd_seq_device,snd_seq_midi
drm 244037 4 ttm,drm_kms_helper,radeon
pcmcia 51828 0
soundcore 12600 1 snd
i2c_algo_bit 13197 1 radeon
yenta_socket 40201 0
pcmcia_rsrc 18319 1 yenta_socket
pcmcia_core 22328 3 pcmcia,pcmcia_rsrc,yenta_socket
lpc_ich 16864 0
shpchp 32128 0
joydev 17101 0
video 18903 0
serio_raw 13230 0
mac_hid 13037 0
parport_pc 31981 1
ppdev 17391 0
lp 13299 0
parport 40836 3 lp,ppdev,parport_pc
psmouse 91329 0
firewire_ohci 35529 0
e100 35945 0
firewire_core 61867 1 firewire_ohci
mii 13654 1 e100
crc_itu_t 12627 1 firewire_core
floppy 55416 0
cheryl@cheryl-Gateway-400SD4:~$

Revision history for this message
Mark Rijckenberg (markrijckenberg) said :
#4

Your Terminal output shows several issues:

1)
                    ESSID:"RICK"
                    Frequency:2.412 GHz (Channel 1)
                    ESSID:"ATT473"
                    Frequency:2.412 GHz (Channel 1)
                    ESSID:"Yemaya"
                    Frequency:2.437 GHz (Channel 6)
                    ESSID:"Callahan"
                    Frequency:2.437 GHz (Channel 6)
                    ESSID:"BHN303"
                    Frequency:2.462 GHz (Channel 11)

In order to avoid wireless interference from the other wireless access points, please change the wireless transmission channel on your router to channel 3.

2)

wlan0 IEEE 802.11bgn ESSID:"Yemaya" Nickname:"rtl_wifi"
          Mode:Managed Frequency:2.437 GHz Access Point: 68:7F:74:C6:36:99
          Bit Rate:72 Mb/s Sensitivity:0/0

The bit rate of 72 Mb/s is too high and is also destabilizing your wireless Internet connection.

I recommend logging into the homepage of your wireless router and forcing the router to use Wireless-G speeds (54 Mb/s speeds).

Fixing both these issues should normally solve your wireless issue.

Revision history for this message
Harold Heinbaugh (hheinbaugh2) said :
#5

Thank you for responding. I eill try your suggested fix when able to shut down the router.

Can you help with this problem?

Provide an answer of your own, or ask Harold Heinbaugh for more information if necessary.

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